/* Base colors: Dark mode with lighter blue accents */
:root {
  --bg-color: #1f2533;
  --surface-color: #272e40;
  --accent-color: #4c74c9;
  --text-color: #e0e6f3;
  --muted-text: #b2bad1;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Segoe UI', sans-serif;
}

body {
  display: flex;
  min-height: 100vh;
  background: var(--bg-color);
  color: var(--text-color);
}

/* Sidebar */
.sidebar {
  width: 220px;
  background: var(--surface-color);
  padding: 2rem 1.5rem;
}

.brand {
  font-size: 1.4rem;
  margin-bottom: 2rem;
  color: var(--accent-color);
}

.sidebar nav a {
  display: block;
  padding: 0.8rem 1rem;
  color: var(--muted-text);
  text-decoration: none;
  border-radius: 8px;
  margin-bottom: 0.5rem;
  transition: background 0.2s;
}

.sidebar nav a.active,
.sidebar nav a:hover {
  background: var(--accent-color);
  color: #fff;
}

/* Main content */
.content {
  flex-grow: 1;
  padding: 2rem 3rem;
}

section {
  margin-bottom: 4rem;
}

h2 {
  margin-bottom: 1rem;
  color: var(--accent-color);
}

p {
  line-height: 1.6;
  margin-bottom: 1.2rem;
}

/* Stats cards */
.stats {
  display: flex;
  gap: 2rem;
  margin-top: 2rem;
}

.stat {
  background: var(--surface-color);
  padding: 1rem;
  border-radius: 8px;
  text-align: center;
}

.stat h3 {
  margin-bottom: 0.5rem;
  color: var(--accent-color);
}

/* Services cards */
.service-cards {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.service {
  background: var(--surface-color);
  padding: 1.5rem;
  border-radius: 8px;
  flex: 1 1 250px;
}

/* Skills bars */
.skills-grid {
  display: grid;
  gap: 1rem 2rem;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.skill span {
  display: block;
  margin-bottom: 0.3rem;
}

.bar {
  background: #3a425c;
  border-radius: 4px;
  overflow: hidden;
}

.bar div {
  height: 6px;
  background: var(--accent-color);
}

/* Projects */
.project-card {
  background: var(--surface-color);
  padding: 1.5rem;
  border-radius: 8px;
  margin-bottom: 1.5rem;
}

.project-card a {
  color: var(--accent-color);
  text-decoration: none;
  font-weight: 500;
}

/* Responsive tweaks */
@media (max-width: 800px) {
  body {
    flex-direction: column;
  }
  .sidebar {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  .sidebar nav {
    display: flex;
    gap: 0.5rem;
  }
}